YOUKE OLA 20oz Insulated Stainless Steel Travel Tumblers — 16-Pack Mixed Colors, Double-Wall Vacuum, Lids & Straws

YOUKE OLA 16-pack insulated 20oz stainless steel tumblers are double-wall vacuum travel cups that keep drinks hot or cold, each including a lid, stainless straw, and straw brush.

Whether you need drinkware for a large family, office, event, or gift bundle, this set supplies sixteen colorful, durable tumblers designed for everyday use. Made from 304 stainless steel with a wide opening for easy cleaning, each 20-ounce cup fits most car cup holders and comes with a leak-resistant lid and reusable straw. The mixed-color assortment offers coordinated options for households and parties while cutting single-use waste.

How well do these tumblers keep beverages hot or cold?

The tumblers use a double-wall vacuum construction to reduce heat transfer and help maintain beverage temperature for hours. They are effective for everyday use, commuting, and outdoor activities where thermal retention matters.

• Double-wall vacuum insulation reduces heat and cold exchange.
• 20 oz capacity balances volume with portability for travel mugs.
• Stainless steel construction won’t retain flavors between uses.

Are these tumblers easy to clean and maintain?

Yes — the cups have a wide mouth that makes hand washing simple, and each set includes a straw brush for the reusable stainless straws. The manufacturer recommends gentle hand washing and advises against placing these tumblers in the dishwasher to preserve finish and seals.

• Wide 8.7 cm (3.5 in) opening for easy interior access.
• Includes 16 straw brushes to clean each reusable straw thoroughly.
• 304 stainless steel resists rust and staining when cleaned properly.

What comes in the package and what are the dimensions?

This bundle contains sixteen insulated tumblers, sixteen lids, sixteen stainless steel straight straws, and sixteen straw brushes — ideal for parties, organizations, or gift sets. Each cup stands about 17 cm (6.69 in) tall, with an approximate mouth diameter of 8.7 cm and a bottom diameter near 7.1 cm.

• Package: 16 tumblers, 16 lids, 16 stainless straws, 16 straw brushes.
• Capacity: 20 oz per tumbler; height ~17 cm, mouth ~8.7 cm.
• Colors: mixed selection including greens, blues, pinks, black, white and more.

Will these tumblers fit in my car cup holder and are they travel-friendly?

The cup profile was designed to suit most standard car cup holders and to be comfortable to carry on the go. The secure lid and reusable straw provide convenience for commuting and events, though care should be taken to keep lids closed to avoid spills.

• Slim 3.5-inch diameter fits many vehicle cup holders.
• Snapshot-friendly mixed colors useful for group settings and identification.
• Sturdy 304 stainless steel body reduces denting and wear in transit.

Who is this for: This YOUKE OLA 16-pack set is aimed at households, event planners, offices, bridal showers, or anyone needing multiple high-quality travel tumblers at once. It's a practical choice for buyers who want reusable, colorful drinkware for gatherings, giveaways, or bulk gifting, and for users who prefer stainless steel cups that are easy to clean and built for daily use.